kicad-developers team mailing list archive
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Re: pcbnew very slow under some X11 machines
Mon, 12 Oct 2009 12:06:03 -0000
> On Sun, 11 Oct 2009, Dick Hollenbeck wrote:
> > I think we need to start by asking this question: "Is this problem
> > specific to Kicad or is it general to wxWidgets?"
> With my limited understanding it seems there is both to blame. WxDC is not
> up to efficient complex drawing and Kicad draws everything without caching
> or grouping graphics primitives. Dot grid drawing code is a very good
> Running Pcbnew on profiler shows interesting results at least.
Vesa do you have tried to see if wxAutoBufferedPaintDC could help in this situation ?
It should be a easy thing to change also just for a test.